HUB unit



FIG. 1 is a perspective view of a hub unit of a first embodiment of the present invention;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a cross-sectional view taken along line 8-8 in FIG. 2;

FIG. 9 is a perspective view of a hub unit of a second embodiment of the present invention;

FIG. 10 is a front view thereof;

FIG. 11 is a rear view thereof;

FIG. 12 is a left side view thereof;

FIG. 13 is a right side view thereof;

FIG. 14 is a top view thereof;

FIG. 15 is a bottom view thereof; and,

FIG. 16 is a cross-sectional view taken along line 16-16 in FIG. 10.

The broken lines depict parts of the hub unit that represent unclaimed subject matter and form no part of the claimed design. 

CLAIM We claim the ornamental design for a hub unit, as shown and described. 